import javax.print.DocFlavor;
import java.util.Scanner;
public class GuessNumber {
    public static void main(String[] args) {

        System.out.println("欢迎来到猜数字!");

        int answer = (int) (Math.random() * 100 + 1);

        Scanner scan = new Scanner(System.in);
        String again;
        do {


            int chances = 7;
            while (chances > 0) {
                System.out.println("请输入一个1-100之间的整数，含1和100,你还有" + chances + "机会,输入-1可结束本轮游戏:");
                int guess;
                try {  guess = scan.nextInt();

                }
               catch(Exception e){
                    System.out.println("请输入合法数字");
                    scan.next();
                    continue;
               }
                if (guess==-1) {
                    break;
                }else if ((guess>answer)){

                    System.out.println("大了!");
                } else if (guess < answer) {
                    System.out.println("小了");
                } else {
                    System.out.println("恭喜你猜对了");
                    break;
                }
                chances = chances - 1;
            }
            if (chances <= 0) {
                System.out.println("你没有机会啦");
            }
            System.out.println("再玩一次吗?(y/n)");
             again = scan.next();

        } while (again.equalsIgnoreCase("y"));
    }
}
